Sungkyun Chung

Bib: 13453•M•Age: 26

San Jose, CA

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 7100

Top 43%

Gender (Male)

#0 / 3977

Division (M25-29)

#0 / 899

Race Day Weather

56°/46°F

light rain

⏱️ Race Timeline

Course Elevation

10–277 ft

≈

×22story building

•▲ 774 ft climb · ▼ 557 ft descent

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

1.81M

9:22/mi

16:57

→ flat

5.34M

9:22/mi

50:01

↑ 80 ft↓ 74 ft

6.15M

9:58/mi

58:05

↑ 126 ft2.8% grade

10.54M

9:54/mi

1:41:31

↑ 230 ft↓ 361 ft0.6% grade

11.05M

15:27/mi

1:49:24

↑ 172 ft6.4% grade

Finish· 13.11 mi

11:39/mi

2:13:24

↑ 97 ft↓ 114 ft0.2% grade

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via 6.15MFaster

Distance6.15 mi

Time58:05

Pace9:27 /mi

2nd Half

Distance6.96 mi

Time1:15:19

Pace10:49 /mi

📊Positive Split: 29.7% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
1.81M	1.81 mi	07:03:16	16:57	9:22	16:57	9:22	-
5.34M	5.34 mi	07:36:20	50:01	9:22	33:04	9:22	0:00
6.15M	6.15 mi	07:44:24	58:05	9:27	8:04	9:58	+0:36
10.54M	10.54 mi	08:27:50	1:41:31	9:38	43:26	9:54	-0:04
11.05M	11.05 mi	08:35:43	1:49:24	9:54	7:53	15:27	+5:33
Finish	13.11 mi	08:59:43	2:13:24	10:11	24:00	11:39	-3:48

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:22 /mi

Average Pace

10:11 /mi

Slowest Pace

15:27 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:41:31

76% of race

Time at Slower Pace

31:53

24% of race

Average Pace: 10:11 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

0mi3.3mi6.6mi9.8mi13.1mi

Pace:

Faster

Steady

Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
1.81M	1.81 mi	07:03:16	16:57	9:22	16:57	9:22	#2641
5.34M	5.34 mi	07:36:20	50:01	9:22	33:04	9:22	#2448
6.15M	6.15 mi	07:44:24	58:05	9:27	8:04	9:58	#2476
10.54M	10.54 mi	08:27:50	1:41:31	9:38	43:26	9:54	#2576
11.05M	11.05 mi	08:35:43	1:49:24	9:54	7:53	15:27	#2714
Finish	13.11 mi	08:59:43	2:13:24	10:11	24:00	11:39	#3031

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M25-29	Seg. Overall	Seg. Males	Seg. M25-29
1.81M	1.81 mi	1.81 mi	2641	1882	455	2641(Top 37%)	1882(Top 47%)	455(Top 51%)
5.34M	5.34 mi	3.53 mi	2448+193	1764+118	435+20	2417(Top 34%)	1736(Top 44%)	434(Top 48%)
6.15M	6.15 mi	0.81 mi	2476-28	1778-14	439-4	2658(Top 37%)	1881(Top 47%)	474(Top 53%)
10.54M	10.54 mi	4.39 mi	2576-100	1831-53	454-15	2778(Top 39%)	1933(Top 49%)	478(Top 53%)
11.05M	11.05 mi	0.51 mi	2714-138	1903-72	473-19	4241(Top 60%)	2677(Top 67%)	646(Top 72%)
Finish	13.11 mi	2.06 mi	3031-317	2067-164	499-26	4606(Top 65%)	2796(Top 70%)	673(Top 75%)

673

Passing Analysis

Category:

Athletes Passed

463*

Passed By

853

Net Change

-390

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 1.81M	-	-	-	-	#2641
1.81M → 5.34M	290*	97	+193	#2641	#2448
5.34M → 6.15M	40	68	-28	#2448	#2476
6.15M → 10.54M	108*	208	-100	#2476	#2576
10.54M → 11.05M	7	145	-138	#2576	#2714
11.05M → Finish	18*	335	-317	#2714	#3031
TOTALS	463*	853	-390

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Quick Links

Find another athlete or browse the full results

Search for another athlete

All Results

Browse complete race results with filtering

→

Results processed about 1 month ago

Official Timing Data

Enhanced athlete results built from official timing data.

Race managed by

The San Francisco Marathon

Race timed by

Race Place Events